11100023311 has 8 divisors (see below), whose sum is σ = 12231868880. Its totient is φ = 10007891712.

The previous prime is 11100023309. The next prime is 11100023317. The reversal of 11100023311 is 11332000111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11100023311 - 2¹ = 11100023309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100023291 and 11100023300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100023317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9927906 + ... + 9929023.

It is an arithmetic number, because the mean of its divisors is an integer number (1528983610).

Almost surely, 2^11100023311 is an apocalyptic number.

11100023311 is a deficient number, since it is larger than the sum of its proper divisors (1131845569).

11100023311 is a wasteful number, since it uses less digits than its factorization.

11100023311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19856985.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11100023311 its reverse (11332000111), we get a palindrome (22432023422).

The spelling of 11100023311 in words is "eleven billion, one hundred million, twenty-three thousand, three hundred eleven".